@mixin backgroundPosition($default,$hover){
	background-position: $default;

	&:hover{
		background-position:$hover;
	}
}

@mixin transition($transition1,$transition2){
    -webkit-transition: $transition1,$transition2;
    -moz-transition: $transition1,$transition2;
    -ms-transition: $transition1,$transition2;
    -o-transition: $transition1,$transition2;
	transition: $transition1,$transition2;
}